Home / 44,982.81-67,474.42-18,687.58

Finding the Fourth Proportional to 44,982.81, 67,474.42 and 18,687.58

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Solution

The fourth proportional to 44,982.81, 67,474.42 and 18,687.58 is: 28,031.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,982.81 : 67,474.42 = 18,687.58 : x
  2. Step 2: Convert to fraction form
    44,982.81/67,474.42 = 18,687.58/x
  3. Step 3: Cross multiply
    44,982.81x = 67,474.42 × 18,687.58
  4. Step 4: Simplify right side
    44,982.81x = 1,260,933,406.30
  5. Step 5: Solve for x
    x = 1,260,933,406.30/44,982.81
  6. Step 6: Final answer
    x = 28,031.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.